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Heff Heff
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6 years ago
Given only the following excerpt of an E-R model:



Which of the following is known to be true?
A) A single instance of ENTITY A must be related to one instance of ENTITY B.
B) Many instances of ENTITY A may be related to one instance of ENTITY B.
C) ENTITY B has a degree of many.
D) ENTITY B is a weak entity.
E) Both A and C are true.
Textbook 
Database Concepts

Database Concepts


Edition: 7th
Authors:
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jeckojecko
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6 years ago
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Heff Author
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#2
5 years ago
Answered all my Q's correctly
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